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There's also using chemical rockets for the first stage, then switching to nuclear for the second stage once clear enough of the ground to minimize fallout. Ra
by derekp7 7y ago
There's also using chemical rockets for the first stage, then switching to nuclear for the second stage once clear enough of the ground to minimize fallout. Radiation pollution wouldn't be pleasant, but future advances could potentially minimize that also.
- marktangotango 7y agoNERVA XE was damn near ready to fly during the Apollo era for Mars missions. Would've made a hell of 2nd stage engine. https://en.wikipedia.org/wiki/NERVA https://en.wikipedia.org/wiki/NERVA